Welding mask



FIG. 1 is a front perspective view of a welding mask according to the invention.

FIG. 2 is a front view of the welding mask of FIG. 1.

FIG. 3 is a right side view of the welding mask of FIG. 1.

FIG. 4 is a left side view of the welding mask of FIG. 1; and,

FIG. 5 is a top plan view of the welding mask of FIG. 1. 

CLAIM The ornamental design for a welding mask, as shown and described. 